Re: targetlist functions part 1 (was [HACKERS] targetlist

From: Joe Conway <mail(at)joeconway(dot)com>
To: Peter Eisentraut <peter_e(at)gmx(dot)net>
Cc: "Patches (PostgreSQL)" <pgsql-patches(at)postgresql(dot)org>
Subject: Re: targetlist functions part 1 (was [HACKERS] targetlist
Date: 2003-01-13 19:19:20
Message-ID: 3E231138.10802@joeconway.com
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Peter Eisentraut wrote:
> Since we have set functions in the FROM list, what do set functions in the
> target list give us?
>

The full discussion is a bit long, but it starts here:
http://archives.postgresql.org/pgsql-hackers/2002-12/msg00461.php
and picks up again here:
http://archives.postgresql.org/pgsql-patches/2002-12/msg00166.php

The short answer is we need a way to allow a "table function" to fire
multiple times given one or more columns from a table as input.

Joe

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